Because they've tried to over-theorise something that should've been kept simple. If you asked them what it meant, they're not likely to say "Oh, its just a bunch of pretty shapes".
No, of course they're not going to say that. There's a little more going on in there than just pretty shapes. And those pretty shapes and parts of them have to be applied to vast range of products and pieces in all sorts of situations and sizes... we'll see those over the following years.
Clients want to hear these things... and designing good logos and building brand identities is far harder than you can imagine.